400-BQTK Dell 1.92TB PCI-E Gen4 NVMe U.2 SFF Solid State Drive.

Dell 400-BQTK 1.92TB PCI-E Gen4 NVMe U.2 RI SSD Overview

The Dell 400-BQTK is engineered to deliver dependable high-speed data access, offering a balanced mix of durability, rapid throughput, and enterprise-grade resilience. Designed for demanding server workloads, this 1.92TB NVMe SSD ensures consistent performance across data-heavy environments.

Key Product Highlights

• Brand: Dell
• Model / SKU: 400-BQTK
• Category: Enterprise Solid State Drive
• Technology: 1.92TB NVMe U.2 Read-Intensive

Technical Specifications

Core Hardware Attributes

• Total Capacity: 1.92TB of high-efficiency storage
• Interface Standard: PCIe 4.0 x4 with NVMe protocol
• Drive Format: U.2 2.5" SFF, 15mm height
• NAND Architecture: TLC 3D NAND for optimized endurance
• Shock Resistance: Rated at 1000G/0.5msec
• Reliability Rating: MTBF of 2,000,000 hours

Performance Benchmarks

Sequential Speed Metrics

• Read throughput reaching up to 5300 MB/s
• Write throughput performing up to 1900 MB/s

Random I/O Capability

• 4K Random Read: Up to 700,000 IOPS
• 4K Random Write: Up to 114,000 IOPS

Enhanced Technology Features

Data Security & Protection

• AES 256-bit hardware-level encryption for secure data handling
• End-to-end data protection ensuring consistent accuracy
• Advanced power-loss protection to safeguard critical information
• Thermal monitoring and logging for continuous operational insights

Supported Server Platforms

This NVMe drive integrates seamlessly with a broad selection of Dell PowerEdge systems, enabling stable deployment across scale-out, virtualization, and high-performance workloads.

Compatible PowerEdge Models

Data Center & Cloud-Optimized Series

• PowerEdge C6420, C6525, C6620

Rack Server Lineup

• R440, R640, R6415, R6515, R6525
• R660xs, R6615, R6625, R670
• R740xd, R7415, R7425
• R7515, R7525, R760, R760xa
• R7615, R7625, R770
• R840, R940, R940xa, R960

Tower & Specialized Servers

• PowerEdge T560

Accelerated & AI-Driven Systems

• PowerEdge XE9640, XE9680, XR7620

Dell 400-BQTK 1.92TB NVMe U.2 SFF Read Intensive Solid State Drive Overview

The Dell 400-BQTK 1.92TB PCI-E Gen4 NVMe U.2 2.5Inch SFF Read Intensive Solid State Drive delivers high-performance storage capabilities designed for modern enterprise applications that rely on consistent read throughput, low latency, and dependable efficiency. Positioned within Dell’s expansive portfolio of NVMe-based storage hardware, this read-intensive SSD provides exceptional value for data centers, cloud hosting platforms, virtualized infrastructures, and large-scale database environments. With its Gen4 PCIe interface and U.2 form factor, it offers an optimal balance of performance, density, and durability, helping organizations manage ever-increasing workloads with confidence.

Enterprise-Class Read Intensive NVMe Storage Architecture

The read-intensive classification of the Dell 400-BQTK SSD ensures that it is optimized for environments where read-heavy workloads dominate. This category includes applications such as media streaming, analytics dashboards, content delivery networks, user profile systems, and AI model inference workloads. As businesses become more data-driven, the architecture of the Dell 400-BQTK enables efficient access to frequently used datasets without compromising speed or reliability. Because NVMe technology minimizes protocol overhead and enhances input/output operations per second (IOPS), this SSD ensures smoother application responsiveness, even under multi-user, concurrent workload scenarios that challenge traditional SATA or SAS storage solutions.

Role of NVMe in Modern Read Intensive Storage

NVMe has transformed enterprise storage by eliminating bottlenecks created by legacy protocols and enabling direct communication pathways between the CPU and storage devices. The Dell 400-BQTK leverages this innovation to provide consistent throughput, minimal latency, and optimized queue management. For read-intensive operations, this translates to significantly reduced data retrieval times across all types of structured and unstructured data. Whether supporting machine learning workloads, API-driven services, or high-demand transactional systems, NVMe-driven performance ensures optimal uptime and user satisfaction while maintaining low overall power consumption.

Enhanced Reliability Characteristics for Read-Centric Workloads

Reliability remains at the core of the Dell 400-BQTK’s design. Its engineering ensures endurance levels that align with typical enterprise read-intensive applications, minimizing wear while maximizing lifespan. This classification ensures that the SSD handles frequent random reads and sequential reads efficiently without degrading prematurely. Hardware-level technologies such as wear leveling, advanced error correction, and end-to-end data protection significantly reduce risks of data loss, ensuring predictable performance even during peak usage. Its predictable write endurance further helps organizations calculate total cost of ownership with accuracy, making it ideal for long-term deployments in mission-critical systems.

PCIe Gen4 Performance Advantages in Enterprise Applications

The PCIe Gen4 interface of the Dell 400-BQTK doubles the bandwidth capacity of previous PCIe generations, enabling the SSD to deliver superior throughput levels. For organizations adopting hybrid cloud architectures, microservices, or virtualized computing clusters, PCIe Gen4 NVMe capabilities dramatically accelerate data access layers. This enhanced performance benefits not only real-time workloads but also batch processing tasks such as backups, analytics computations, or large-scale indexing operations.

Higher Throughput Capabilities

Through the PCIe Gen4 interface, the Dell 400-BQTK achieves significantly improved speed and bandwidth efficiency. This is particularly beneficial when managing memory-intensive workloads such as SQL and NoSQL databases, virtualization platforms like VMware or Hyper-V, distributed analytics engines, and cloud-native containerized services. By supporting more concurrent data channels, the drive ensures consistent throughput under multi-tenant or multi-application workloads that strain lower-performance devices.

Reduced Latency for Mission-Critical Applications

One of the defining features of PCIe Gen4 storage is minimal latency, which is essential for decision-making systems, artificial intelligence inference processes, and real-time customer-facing applications. With the Dell 400-BQTK, organizations benefit from sub-millisecond response times that directly improve service delivery, application performance, and system availability. This minimized latency becomes crucial in environments that rely on continuous transactions or rapid data ingestion, ensuring efficiency and productivity regardless of workload intensity.

U.2 2.5-Inch SFF Form Factor and its Infrastructure Benefits

The U.2 2.5-inch Small Form Factor (SFF) design of the Dell 400-BQTK ensures interoperability with a wide range of enterprise storage infrastructures, including Dell PowerEdge servers and Dell storage arrays. This form factor supports high-density deployments, enabling data center operators to scale capacity without sacrificing space or airflow. U.2 technology also offers hot-plug capability, allowing maintenance or upgrades without disruptive downtime—an essential factor for service providers or organizations with strict uptime requirements.

Hot-Swap Convenience for Continuous Operations

Hot-swap compatibility ensures that storage can be replaced or upgraded while servers remain active. This empowers IT teams to perform maintenance while keeping essential workloads online. By reducing the need for maintenance windows or emergency downtime, the Dell 400-BQTK supports long-term operational continuity across highly available infrastructures. This becomes especially important in clustered or distributed environments where storage nodes must be managed individually without compromising overall system functionality.

Optimized Cooling and Density for Rack Enclosures

The 2.5-inch SFF design improves airflow in rackmount server configurations, helping maintain optimal thermal conditions. Because NVMe storage can generate more heat than SATA drives due to higher throughput, efficient chassis airflow is essential for preserving performance. The compact size of U.2 drives also provides higher storage density, enabling organizations to meet enterprise capacity requirements while maintaining a manageable physical footprint. This increases the efficiency and scalability of both small- and large-scale deployments.

Integration with Dell Enterprise Ecosystems

The Dell 400-BQTK SSD integrates seamlessly with Dell PowerEdge servers, PowerVault storage systems, and hyperconverged solutions like Dell VxRail. This compatibility ensures predictable performance, validated firmware, and reduced risk of incompatibility issues that may arise from third-party hardware. By using Dell-certified drives, organizations also benefit from comprehensive support, firmware alignment, and diagnostic tool integration that enhance reliability and simplify management.

PowerEdge Server Optimization

When deployed within Dell PowerEdge servers, the Dell 400-BQTK benefits from firmware-level tuning, intelligent monitoring, and system-level optimization. These enhancements ensure maximum performance and longevity while maintaining compatibility with RAID configurations, virtualization layers, and server management utilities such as iDRAC. The consistency between hardware and software components results in fewer errors and seamless scalability across diverse storage configurations.

Compatibility with Dell Storage Arrays

Dell PowerVault and other proprietary storage platforms make full use of NVMe U.2 SSDs to enhance throughput for storage pools, tiered architectures, and performance-sensitive repositories. When deployed in such arrays, the Dell 400-BQTK contributes to faster data synchronization, reduced rebuild times, accelerated snapshot operations, and enhanced performance for virtualized storage ecosystems. Its read-intensive nature makes it well-suited for archival systems, media streaming pools, and catalog-based data repositories.

Use Cases for Read Intensive Dell NVMe SSDs

The Dell 400-BQTK supports a broad range of use cases across many industries, providing foundational support for read-heavy operations that require consistent performance and minimal latency. As businesses continue adopting digital-first strategies, the demand for NVMe-based storage grows significantly, with applications ranging from infrastructure backend systems to user-facing digital services.

Virtualization and Cloud Hosting Workloads

Virtualized environments thrive on fast, predictable storage performance. With the Dell 400-BQTK, virtualization clusters can support more virtual machines, containers, and microservices without degrading performance. This SSD ensures rapid boot times, faster snapshot operations, and smoother migrations across nodes. In cloud hosting infrastructures, where storage performance directly impacts customer experience, the drive’s read-intensive optimization supports stable, long-term performance even with multi-tenant load patterns.

AI, Machine Learning, and Data Analytics

AI inference, data modeling, and analytics pipelines require quick access to training data, model parameters, and structured datasets. With its high throughput and minimal latency, the Dell 400-BQTK accelerates these processes, improving cycle times and supporting real-time insights. Whether running local ML workloads or powering distributed AI inference nodes, this SSD ensures reliable delivery of the data required for rapid computational tasks.

Database Acceleration and Index Handling

Databases depend heavily on fast read access to handle queries efficiently. With support for high IOPS and fast retrieval speeds, the Dell 400-BQTK is ideal for production databases, data marts, and indexing systems. Its performance benefits OLTP and OLAP environments, content management systems, and search applications that depend on consistent read-heavy operations. These environments require stable, predictable storage behavior to maintain low query latency and ensure operational continuity during peak demand cycles.

Endurance, Data Protection, and Security Technologies

Data protection is fundamental in enterprise storage deployments. The Dell 400-BQTK includes multiple hardware and firmware technologies designed to ensure data integrity, operational reliability, and safe handling of mission-critical files. These features support long-term use within secure enterprise infrastructures and comply with strict regulatory or industry standards.

Advanced Error Correction and Data Integrity

The drive incorporates robust error correction mechanisms that proactively detect and remedy potential data inconsistencies. End-to-end data protection ensures that information remains intact from the moment it is written to the drive until it is retrieved. These features support error-resistant operations essential for high-demand applications such as financial systems, healthcare data environments, and compliance-heavy industries.

Power Loss Protection Architecture

In the event of unexpected power interruptions, the Dell 400-BQTK uses built-in protective capacitors to maintain the integrity of in-flight data. This protection prevents corruption, partial writes, or metadata loss, safeguarding both user data and system-level storage structures. Power loss protection is a vital feature for organizations that cannot risk data loss, especially during critical write cycles or backup operations.

Secure Firmware and Authentication Controls

Cybersecurity threats continue to evolve, making secure storage a necessity. The Dell 400-BQTK includes secure firmware features that protect against unauthorized access, tampering, or malicious interference. Authentication frameworks and firmware validation technologies ensure the drive operates as intended and remains resistant to unauthorized modifications, helping protect sensitive workloads across enterprise applications.

Scalability and Data Center Efficiency

The Dell 400-BQTK enables organizations to expand storage capacity without overwhelming existing infrastructure. Its performance, density, and thermal efficiency contribute to scalable deployments that support long-term data growth and resource optimization. Modern data centers benefit from NVMe U.2 drives due to their ease of scaling, predictable performance, and efficient integration into high-density server architectures.

Efficient Use of Server Resources

Because NVMe accelerates storage performance, servers can process more tasks per cycle. This increases operational efficiency and reduces the need for additional hardware, lowering total cost of ownership. The Dell 400-BQTK supports optimized resource utilization, including CPU, memory, and network throughput, contributing to cost-effective, energy-efficient data center operations.

Future-Ready Storage Infrastructure

As enterprise applications continue evolving, flexible storage solutions become indispensable. The Dell 400-BQTK is designed to support emerging workloads, making it a long-term asset in modern data centers. Its PCIe Gen4 interface, U.2 compatibility, optimized thermal characteristics, and enterprise-class reliability allow organizations to adapt to new technologies without costly overhauls. This future-readiness ensures relevance across future upgrades, expansions, and digital transformation strategies.